17990947 is an odd 8-digits composite number following 17990946
and preceding 17990948 . In scientific notation, it is written as 1.7990947 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 15482880 positive integers (up to 17990947) that are relatively prime to 17990947.
17990947 has 16 divisors, whose sum is 20708352
The reverse of 17990947 is 74909971
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventeen million nine hundred ninety thousand nine hundred forty-seven
Scientific notation
1.7990947 × 10^7
Engineering notation
1.7990947 × 10^6
Prime Factorization
13 × 17 × 127 × 641
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
17990947
Product of the distinct prime numbers
The prime factorization of 17990947 is 13 × 17 × 127 × 641.
Since it has a total of 4 prime factors.
9 , 7 , 12 , 53 , 776 , 591 , 8151 , 4604 , 66664 , 80890 , 912839 , 435369 , 4666565 , 2207913 , 60237600 , 71619687 , 749270994 , 133590371 , 649624636 , 3795590184
n×2
35981894
n×3
53972841
n×4
71963788
n×5
89954735
n÷2
8995473.5
n÷3
5996982.3333333
n÷3
4497736.75
n÷5
3598189.4
n2
323674173956809
n3
5.8232049089257E+21
n4
1.0476497088662E+29
n5
1.8848210386778E+36
2 √n
4241.5736466552
3 √n
262.03019580885
4 √n
65.127364806625
5 √n
28.249502561061
1 , 13 , 17 , 127 , 221 , 641 , 1651 , 2159 , 8333 , 10897 , 28067 , 81407 , 141661 , 1058291 , 1383919 , 17990947
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-17990946
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 17990947 can be divided by 16 positive divisors.
The sum of these divisors (counting 17990947) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100101000010100100011
3
Ternary
1020212000221101
4
Quaternary
1010220110203
5
Quinary
14101202242
6
Senary
1441335231
8
Octal
104502443
10
Decimal
17990947
12
Duodecimal
6037517
16
Hexadecimal
1128523
20
Vigesimal
5c8h77
36
Base36
aplwj
md5
1ac8273cd75e0931574d6f19e6d53c01
sha1
d391a63f0f3f645f2b3274ec4269097f6bd73514
sha256
6f92ae26a7f4e9dee545931cc030be1dab950638322a54fc25ec8c84f26f5db1
sha512
49c467c0ceed31f51fa919257e9ef4039ac21f8e600993a5fdc72f043388d0fadf964cd361f2fd73967c116ea4aed434ee96c42d37788bc38f2710f2cb6ac68f
ripemd-160
de092c8cd4cc2a4644297a520c69e23c631280c2
Diameter
35981894
Circumference
113040453.85265
Area
1.0168524070595E+15
Volume
2.4392183682972E+22
Surface area
4.0674096282378E+15
Circumference
113040453.85265
Perimeter
71963788
Area
323674173956809
Diagonal
25443041.247336
Surface area
1942045043740854
Volume
5.8232049089257E+21
Space diagonal
31161234.280279
Perimeter
53972841
Area
1.4015502859777E+14
Altitude
15580617.140139
Surface area
1.4015502859777E+14
Volume
6.8627127989003E+20
Height
8481013.7491118